Don't have much time? Just take a look at the Home tab or the widget. They'll intelligently tell you the things you need to know the most.
NicePlan is suited with convenient lesson editor, import and export* features, modern and simple design, Dark Mode*, A and B weeks*, 3D Touch shortcuts and widget (available also on the lock screen).
*Requires In-App Purchase
App uses icons from: https://icons8.com